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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.net;
import static com.android.internal.util.Preconditions.checkNotNull;
import android.os.Parcel;
import android.os.Parcelable;
/**
* Policy for networks matching a {@link NetworkTemplate}, including usage cycle
* and limits to be enforced.
*
* @hide
*/
public class NetworkPolicy implements Parcelable, Comparable<NetworkPolicy> {
public static final long WARNING_DISABLED = -1;
public static final long LIMIT_DISABLED = -1;
public final NetworkTemplate template;
public int cycleDay;
public long warningBytes;
public long limitBytes;
// TODO: teach how to snooze limit for current cycle
public NetworkPolicy(
NetworkTemplate template, int cycleDay, long warningBytes, long limitBytes) {
this.template = checkNotNull(template, "missing NetworkTemplate");
this.cycleDay = cycleDay;
this.warningBytes = warningBytes;
this.limitBytes = limitBytes;
}
public NetworkPolicy(Parcel in) {
template = in.readParcelable(null);
cycleDay = in.readInt();
warningBytes = in.readLong();
limitBytes = in.readLong();
}
/** {@inheritDoc} */
public void writeToParcel(Parcel dest, int flags) {
dest.writeParcelable(template, flags);
dest.writeInt(cycleDay);
dest.writeLong(warningBytes);
dest.writeLong(limitBytes);
}
/** {@inheritDoc} */
public int describeContents() {
return 0;
}
/** {@inheritDoc} */
public int compareTo(NetworkPolicy another) {
if (another == null || another.limitBytes == LIMIT_DISABLED) {
// other value is missing or disabled; we win
return -1;
}
if (limitBytes == LIMIT_DISABLED || another.limitBytes < limitBytes) {
// we're disabled or other limit is smaller; they win
return 1;
}
return 0;
}
@Override
public String toString() {
return "NetworkPolicy[" + template + "]: cycleDay=" + cycleDay + ", warningBytes="
+ warningBytes + ", limitBytes=" + limitBytes;
}
public static final Creator<NetworkPolicy> CREATOR = new Creator<NetworkPolicy>() {
public NetworkPolicy createFromParcel(Parcel in) {
return new NetworkPolicy(in);
}
public NetworkPolicy[] newArray(int size) {
return new NetworkPolicy[size];
}
};
}
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